O2 Concepts Oxlife Liberty 2 Rechargeable Battery [800-1072]
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O2 Concepts Oxlife Liberty 2 Rechargeable Battery [800-1072]

O2 Concepts Oxlife Liberty 2 Rechargeable Battery [800-1072]

Regular price $315.00
Regular price $419.00 USD Sale price $315.00
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Stay prepared and powered throughout the day with a recertified battery for the O2 Concepts Oxlife Liberty2 Portable Oxygen Concentrator. It is ideal as a replacement battery or a dependable backup for everyday use, appointments, errands, and travel.

Compatible Models: O2 Concepts Oxlife Liberty and Oxlife Liberty2

Battery Runtime by Flow Setting

Continuous-Flow Mode

Flow Rate Runtime
0.5 LPM Up to 3 hours
1 LPM Up to 2 hours
1.5 LPM Up to 1 hour
2 LPM Up to 1 hour

Pulse-Dose Mode

Setting Runtime
Setting 1 Up to 4 hours
Setting 2 Up to 4 hours
Setting 3 Up to 3 hours
Setting 4 Up to 3 hours
Setting 5 Up to 2 hours
Setting 6 Up to 2 hours
Setting 7 Up to 1 hour
Setting 8 Up to 1 hour
Setting 9 Up to 1 hour
Setting 10 Up to 1 hour

Product Specifications

  • Condition: Recertified
  • Manufacturer: O2 Concepts
  • Battery Model: 800-1072
  • Battery Type: Rechargeable lithium-ion
  • Battery Size: Standard battery
  • Voltage: 14.4V
  • Battery Capacity: 96.48Wh
  • Recharge Time: 2–3 hours
  • Weight: 1.14 pounds
  • Dimensions: 3.4" × 3.6" × 1.5"
  • Compatible Models: O2 Concepts Oxlife Liberty and Oxlife Liberty2
  • Included: One recertified rechargeable battery


This battery can be charged while installed in the concentrator using a compatible AC or DC power supply. It can also be charged separately using the Oxlife Liberty2 external battery charger.


Battery runtime varies based on the oxygen-delivery mode, flow setting, breathing rate, battery condition, and operating environment. Concentrator, power supplies, and external battery charger are sold separately.

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Add-ons and Replacement Supplies